Update 4_extras.md (piotrwitek#28)

added trailing comma rule to tslint
fixed formatting

Author: piotrwitek

docs/markdown/4_extras.md

@@ -69,11 +69,10 @@
     "comment-format": [true, "check-space"],
     "import-blacklist": [true, "rxjs"],
     "interface-over-type-literal": false,
+    "interface-name": false,
     "max-line-length": [true, 120],
     "member-access": false,
-    "member-ordering": [true, {
-      "order": "fields-first"
-    }],
+    "member-ordering": [true, { "order": "fields-first" }],
     "newline-before-return": false,
     "no-any": false,
     "no-empty-interface": false,
@@ -82,12 +81,9 @@
     "no-invalid-this": [true, "check-function-in-method"],
     "no-null-keyword": false,
     "no-require-imports": false,
-    "no-switch-case-fall-through": true,
-    "no-submodule-imports": [true, "rxjs", "@src"],
+    "no-submodule-imports": [true, "@src", "rxjs"],
+    "no-this-assignment": [true, { "allow-destructuring": true }],
     "no-trailing-whitespace": true,
-    "no-this-assignment": [true, {
-      "allow-destructuring": true
-    }],
     "no-unused-variable": [true, "react"],
     "object-literal-sort-keys": false,
     "object-literal-shorthand": false,
@@ -96,11 +92,24 @@
     "ordered-imports": [false],
     "prefer-method-signature": false,
     "prefer-template": [true, "allow-single-concat"],
-    "semicolon": [true, "ignore-interfaces"],
     "quotemark": [true, "single", "jsx-double"],
+    "semicolon": [true, "always"],
+    "trailing-comma": [true, {
+      "singleline": "never",
+      "multiline": {
+        "objects": "always",
+        "arrays": "always",
+        "functions": "never",
+        "typeLiterals": "ignore"
+      },
+      "esSpecCompliant": true
+    }],
     "triple-equals": [true, "allow-null-check"],
+    "type-literal-delimiter": true,    
     "typedef": [true,"parameter", "property-declaration"],
-    "variable-name": [true, "ban-keywords", "check-format", "allow-pascal-case", "allow-leading-underscore"]
+    "variable-name": [true, "ban-keywords", "check-format", "allow-pascal-case", "allow-leading-underscore"],
+    // tslint-react
+    "jsx-no-lambda": false
   }
 }
 ```